How do you solve #15> 2( d + 18) - 17#?

Answer 1

#-2>d#

To solve this inequality, you want to start with distributing the #2# on the right side. When you do this, you get #15>2d+36-17# because you have to multiply the #2# by #d# and by #18#.
The next step is to combine like terms on the right side. This means that you would have to subtract #17# from #36# and get #19#. The inequality is now #15>2d+19#.
Next, you need to look at your signs on the right side. You must move the #19# over to the left side, and you would do this by subtracting the #19# from the #15#. You would subtract because the #17# is negative. An easy way to remember when you subtract and when you add is simple. You always do the opposite of what the sign of you number is. For example, if I had a #-19#, I would add it, but if I had a #89#, I would subtract.
Your inequality is now #-4> 2d#.
You always move the numbers with the variable last. In this case, we have a positive #2# with the #d#. The #2# is being multiplied by the #d#, so therefore we would divide the #-4# by #2#. This gives you the final answer of #-2>d#.
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Answer 2

To solve (15 > 2(d + 18) - 17), follow these steps:

  1. Distribute the 2: (15 > 2d + 36 - 17)

  2. Combine like terms: (15 > 2d + 19)

  3. Subtract 19 from both sides: (15 - 19 > 2d)

  4. Simplify: (-4 > 2d)

  5. Divide both sides by 2: (-2 > d)

So, the solution is (d < -2).

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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